Bicycle is an item in the “Gameplay” category (Key Items).
In-game descriptions
| Emerald | A folding bicycle that is faster than the RUNNING SHOES. |
|---|---|
| FireRed / LeafGreen | A folding bicycle that allows faster movement than the RUNNING SHOES. |
| Diamond / Pearl · Platinum · HeartGold / SoulSilver · Black / White · Black 2 / White 2 | A folding Bicycle that enables much faster movement than the Running Shoes. |
| X / Y | A folding Bicycle that enables a rider to get around much faster than a pair of Running Shoes will allow. |
Where to find it
Not placed on the atlas maps (so far: Red/Blue and Generation 3).
Sources : PokeAPI (items, item_flavor_text, machines) · atlas · pokeemerald species_info.h